"There has been much speculation about what Apple will be announcing, with most of it revolving around a possible tablet PC -- basically an oversized iPhone," reads a statement from the group. "But no matter the form factor, it's all but certain given the direction Apple has been going that any new product will be DRM-infected and restricted by proprietary software."

Defective by Design's take on Apple's big-event invite

In addition to the group's mock invitation, handed out to media member's queueing up to watch the unveiling of the Apple tablet, two Defective by Design members were displaying large placards entitled "Entering Apple Restriction Zone," said to be provided by the "Apple Security Administration."